GraphQL schema operations (#5993)

* Remove nested operations

* Improve error log

* Fix bug schema to load

* Fix ParseGraphQLSchema tests

* Fix tests

* Fix failing tests

* First verstion not complete of create class mutation

* Fix bug caused by circular dependency

* Renaming files

* Schema types should be loaded before parse classes

* Fix tests

* Create class mutation boilerplate

* Improve CreateClassSchemaInput fields names

* Remove fields

* Pointer and relation fields

* Improve pointer default type

* Class type

* Create class mutation resolver

* Schema field transformers

* Class types transformations

* First test

* Numbers test

* Boolean tests

* Date test

* Fix some get tests

* Test for created at and updated at

* File tests

* Test for objects

* Renaming reducerFabric to reducerGenerator

* Changing get tests for file and object

* Object composed queries test

* Array test

* Null field test

* Bytes test

* Geo Point test

* Polygons tests

* Remove create generic mutation

* Fix tests

* Create class test - isRequired and defaultValue will be added back later

* Enforce master key

* Fix tests

* Duplicated field test

* updateClass mutation

* Remove update generic mutation tests

* Remove update generic mutation

* deleteClass mutation

* Remove delete generic mutation tests

* Remove delete generic mutation

* class query

* Classes query

* Remove get generic query from tests

* Remove remaining generic operations and fix tests

* Fix last test

* Try to fix redis tests

* Fix postgres tests

* Update objectsMutations and objectsQueries files locations

* Rename classSchema files to schema files

* Rename ClassObject to ParseObject

* Fix names and paths

* Still some wrong names

spec/schemas.spec.js

@@ -431,7 +431,7 @@ describe('schemas', () => {
             defaultValue: false,
           },
           defaultZero: { type: 'Number', defaultValue: 0 },
-          relation: { type: 'Relation', targetClass: 'SomeClass' }
+          relation: { type: 'Relation', targetClass: 'SomeClass' },
         },
       },
     }).then(async response => {
@@ -458,7 +458,7 @@ describe('schemas', () => {
             defaultValue: false,
           },
           defaultZero: { type: 'Number', defaultValue: 0 },
-          relation: { type: 'Relation', targetClass: 'SomeClass' }
+          relation: { type: 'Relation', targetClass: 'SomeClass' },
         },
         classLevelPermissions: defaultClassLevelPermissions,
       });
@@ -486,7 +486,7 @@ describe('schemas', () => {
     });
   });
 
-  it('try to set a relation field as a required field', async (done) => {
+  it('try to set a relation field as a required field', async done => {
     try {
       await request({
         url: 'http://localhost:8378/1/schemas',
@@ -497,7 +497,11 @@ describe('schemas', () => {
           className: 'NewClassWithRelationRequired',
           fields: {
             foo: { type: 'String' },
-            relation: { type: 'Relation', targetClass: 'SomeClass', required: true }
+            relation: {
+              type: 'Relation',
+              targetClass: 'SomeClass',
+              required: true,
+            },
           },
         },
       });
@@ -508,7 +512,7 @@ describe('schemas', () => {
     done();
   });
 
-  it('try to set a relation field with a default value', async (done) => {
+  it('try to set a relation field with a default value', async done => {
     try {
       await request({
         url: 'http://localhost:8378/1/schemas',
@@ -519,7 +523,11 @@ describe('schemas', () => {
           className: 'NewClassRelationWithOptions',
           fields: {
             foo: { type: 'String' },
-            relation: { type: 'Relation', targetClass: 'SomeClass', defaultValue: { __type: 'Relation', className: '_User' } }
+            relation: {
+              type: 'Relation',
+              targetClass: 'SomeClass',
+              defaultValue: { __type: 'Relation', className: '_User' },
+            },
           },
         },
       });
@@ -530,7 +538,7 @@ describe('schemas', () => {
     done();
   });
 
-  it('try to update schemas with a relation field with options', async (done) => {
+  it('try to update schemas with a relation field with options', async done => {
     await request({
       url: 'http://localhost:8378/1/schemas',
       method: 'POST',
@@ -539,7 +547,7 @@ describe('schemas', () => {
       body: {
         className: 'NewClassRelationWithOptions',
         fields: {
-          foo: { type: 'String' }
+          foo: { type: 'String' },
         },
       },
     });
@@ -552,10 +560,14 @@ describe('schemas', () => {
         body: {
           className: 'NewClassRelationWithOptions',
           fields: {
-            relation: { type: 'Relation', targetClass: 'SomeClass', required: true }
+            relation: {
+              type: 'Relation',
+              targetClass: 'SomeClass',
+              required: true,
+            },
           },
-          _method: "PUT"
-        }
+          _method: 'PUT',
+        },
       });
       fail('should fail');
     } catch (e) {
@@ -571,10 +583,14 @@ describe('schemas', () => {
         body: {
           className: 'NewClassRelationWithOptions',
           fields: {
-            relation: { type: 'Relation', targetClass: 'SomeClass', defaultValue: { __type: 'Relation', className: '_User' } }
+            relation: {
+              type: 'Relation',
+              targetClass: 'SomeClass',
+              defaultValue: { __type: 'Relation', className: '_User' },
+            },
           },
-          _method: "PUT"
-        }
+          _method: 'PUT',
+        },
       });
       fail('should fail');
     } catch (e) {